/* 动画形式 */
.page-enter-active, page-leave-active{
    transition: opacity .5s;
}
/* 入 退 */
.page-enter, page-leave-active{
    opacity: 0;
}

.test-enter-active,.test-leave-active{
    transition: .7s ease all;
}
.test-enter,.test-leave-active{
    margin-left: -1000px;
}